Pushbutton key array for a portable electronic apparatus



FIG. 1 is a front elevational view of a pushbutton key array for a portable electronic apparatus showing our new design;

FIG. 2 is a front, right side and top perspective view thereof; and,

FIG. 3 is a front, left side and bottom perspective view thereof.

The evenly dashed lines around the key array indicate, but are not included in, the boundaries of the claimed design. The unevenly dashed lines showing a telephone handset are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a "pushbutton key array for a portable electronic apparatus," as shown and described. 